280653408

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1$

素因数の和:490

約数の個数: 288

約数和(自身を含む): 1018967040

約数和(自身を除く): 738313632

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 19, 21, 24, 28, 32, 34, 36, 38, 42, 48, 51, 56, 57, 63, 68, 72, 76, 84, 96, 102, 112, 114, 119, 126, 133, 136, 144, 152, 153, 168, 171, 204, 224, 228, 238, 252, 266, 272, 288, 304, 306, 323, 336, 342, 357, 399, 408, 431, 456, 476, 504, 532, 544, 608, 612, 646, 672, 684, 714, 798, 816, 862, 912, 952, 969, 1008, 1064, 1071, 1197, 1224, 1292, 1293, 1368, 1428, 1596, 1632, 1724, 1824, 1904, 1938, 2016, 2128, 2142, 2261, 2394, 2448, 2584, 2586, 2736, 2856, 2907, 3017, 3192, 3448, 3808, 3876, 3879, 4256, 4284, 4522, 4788, 4896, 5168, 5172, 5472, 5712, 5814, 6034, 6384, 6783, 6896, 7327, 7752, 7758, 8189, 8568, 9044, 9051, 9576, 10336, 10344, 11424, 11628, 12068, 12768, 13566, 13792, 14654, 15504, 15516, 16378, 17136, 18088, 18102, 19152, 20349, 20688, 21981, 23256, 24136, 24567, 27132, 27153, 29308, 31008, 31032, 32756, 34272, 36176, 36204, 38304, 40698, 41376, 43962, 46512, 48272, 49134, 51289, 54264, 54306, 57323, 58616, 62064, 65512, 65943, 72352, 72408, 73701, 81396, 87924, 93024, 96544, 98268, 102578, 108528, 108612, 114646, 117232, 124128, 131024, 131886, 139213, 144816, 147402, 153867, 162792, 171969, 175848, 196536, 205156, 217056, 217224, 229292, 234464, 262048, 263772, 278426, 289632, 294804, 307734, 325584, 343938, 351696, 393072, 410312, 417639, 434448, 458584, 461601, 515907, 527544, 556852, 589608, 615468, 651168, 687876, 703392, 786144, 820624, 835278, 868896, 917168, 923202, 974491, 1031814, 1055088, 1113704, 1179216, 1230936, 1252917, 1375752, 1641248, 1670556, 1834336, 1846404, 1948982, 2063628, 2110176, 2227408, 2358432, 2461872, 2505834, 2751504, 2923473, 3341112, 3692808, 3897964, 4127256, 4454816, 4923744, 5011668, 5503008, 5846946, 6682224, 7385616, 7795928, 8254512, 8770419, 10023336, 11693892, 13364448, 14771232, 15591856, 16509024, 17540838, 20046672, 23387784, 31183712, 35081676, 40093344, 46775568, 70163352, 93551136, 140326704, 280653408]

約数ペア:

[(1, 280653408), (2, 140326704), (3, 93551136), (4, 70163352), (6, 46775568), (7, 40093344), (8, 35081676), (9, 31183712), (12, 23387784), (14, 20046672), (16, 17540838), (17, 16509024), (18, 15591856), (19, 14771232), (21, 13364448), (24, 11693892), (28, 10023336), (32, 8770419), (34, 8254512), (36, 7795928), (38, 7385616), (42, 6682224), (48, 5846946), (51, 5503008), (56, 5011668), (57, 4923744), (63, 4454816), (68, 4127256), (72, 3897964), (76, 3692808), (84, 3341112), (96, 2923473), (102, 2751504), (112, 2505834), (114, 2461872), (119, 2358432), (126, 2227408), (133, 2110176), (136, 2063628), (144, 1948982), (152, 1846404), (153, 1834336), (168, 1670556), (171, 1641248), (204, 1375752), (224, 1252917), (228, 1230936), (238, 1179216), (252, 1113704), (266, 1055088), (272, 1031814), (288, 974491), (304, 923202), (306, 917168), (323, 868896), (336, 835278), (342, 820624), (357, 786144), (399, 703392), (408, 687876), (431, 651168), (456, 615468), (476, 589608), (504, 556852), (532, 527544), (544, 515907), (608, 461601), (612, 458584), (646, 434448), (672, 417639), (684, 410312), (714, 393072), (798, 351696), (816, 343938), (862, 325584), (912, 307734), (952, 294804), (969, 289632), (1008, 278426), (1064, 263772), (1071, 262048), (1197, 234464), (1224, 229292), (1292, 217224), (1293, 217056), (1368, 205156), (1428, 196536), (1596, 175848), (1632, 171969), (1724, 162792), (1824, 153867), (1904, 147402), (1938, 144816), (2016, 139213), (2128, 131886), (2142, 131024), (2261, 124128), (2394, 117232), (2448, 114646), (2584, 108612), (2586, 108528), (2736, 102578), (2856, 98268), (2907, 96544), (3017, 93024), (3192, 87924), (3448, 81396), (3808, 73701), (3876, 72408), (3879, 72352), (4256, 65943), (4284, 65512), (4522, 62064), (4788, 58616), (4896, 57323), (5168, 54306), (5172, 54264), (5472, 51289), (5712, 49134), (5814, 48272), (6034, 46512), (6384, 43962), (6783, 41376), (6896, 40698), (7327, 38304), (7752, 36204), (7758, 36176), (8189, 34272), (8568, 32756), (9044, 31032), (9051, 31008), (9576, 29308), (10336, 27153), (10344, 27132), (11424, 24567), (11628, 24136), (12068, 23256), (12768, 21981), (13566, 20688), (13792, 20349), (14654, 19152), (15504, 18102), (15516, 18088), (16378, 17136)]